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首页 > Products > Power Management > DC/DC Step-Down Converter > Buck Step-Down Converter >The CXSD6118 SwitchReg is a 1.5MHz constant fre-quency current mode PWM step-down converter. It is
The CXSD6118 SwitchReg is a 1.5MHz constant fre-quency current mode PWM step-down converter. It is

The CXSD6118 SwitchReg is a 1.5MHz constant fre-quency current mode PWM step-down converter. It is ideal for portable equipment requiring very high current up to 2A from single-cell Lithium-ion batte

The CXSD6118 SwitchReg is a 1.5MHz constant fre-quency current mode PWM step-down converter.  It is
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                          目录OF6嘉泰姆

   1.产品概述      2.产品特点      3.应用范围     4.技术规格书下载(PDF文档)OF6嘉泰姆

   5.产品封装      6.电路原理图     7.相关产品OF6嘉泰姆

一.产品概述OF6嘉泰姆


   The CXSD6118 SwitchReg is a 1.5MHz constant fre-quency current mode PWM OF6嘉泰姆

step-down converter. It is ideal for portable equipment requiring very high current upOF6嘉泰姆

 to 2A from single-cell Lithium-ion batteries while still achieving over 90% efficiency OF6嘉泰姆

during peak load condi-tions. The CXSD6118 also can run at 100% duty cycle for lowOF6嘉泰姆

 dropout operation, extending battery life in portable systems while light load operation OF6嘉泰姆

provides very low output ripple for noise sensitive applications.The CXSD6118 can supply OF6嘉泰姆

up to 2A output load current from a 2.5V to 5.5V input voltage and the output voltage OF6嘉泰姆

can be regulated as low as 0.6V. The high switching fre-quency minimizes the size of OF6嘉泰姆

external components while keeping switching losses low. The internal slope compen-sationOF6嘉泰姆

 setting allows the device to operate with smaller inductor values to optimize  size andOF6嘉泰姆

 provide efficient operation.OF6嘉泰姆

       The CXSD6118 is available with adjustable (0.6V to VIN) output voltage OF6嘉泰姆

二.产品特点OF6嘉泰姆


●Input Voltage Range: 2.5V to 5.5VOF6嘉泰姆

●Output Voltages from 0.6V to VINOF6嘉泰姆

●2A Output CurrentOF6嘉泰姆

●High Efficiency: Up to 96%OF6嘉泰姆

●1.5MHz Constant Switching FrequencyOF6嘉泰姆

●Low RDS(ON) Internal Switches: 0.13ΩOF6嘉泰姆

●Allows Use of Ceramic CapacitorsOF6嘉泰姆

●Current Mode Operation for Excellent Line and Load Transient ResponseOF6嘉泰姆

●Short-Circuit and Thermal Fault ProtectionOF6嘉泰姆

●Soft StartOF6嘉泰姆

●Low Dropout Operation: 100% Duty CycleOF6嘉泰姆

●Low Shutdown Current: ISHUTDOWN < 1μAOF6嘉泰姆

●SOT23-6 PackageOF6嘉泰姆

●-40°C to +125°C Temperature RangeOF6嘉泰姆

三.应用范围OF6嘉泰姆


●Cellular PhonesOF6嘉泰姆

●Digital CamerasOF6嘉泰姆

●DSP Core SuppliesOF6嘉泰姆

●PDAsOF6嘉泰姆

●Portable InstrumentsOF6嘉泰姆

●Smart PhonesOF6嘉泰姆

四.技术规格书(产品PDF)OF6嘉泰姆


需要详细的PDF规格书请扫一扫微信联系我们,还可以获得免费样品以及技术支持OF6嘉泰姆

 QQ截图20160419174301.jpgOF6嘉泰姆

五.产品封装图OF6嘉泰姆


  1-15110G13456420.jpgOF6嘉泰姆

六.电路原理图OF6嘉泰姆


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七.相关芯片选择指南OF6嘉泰姆


系列名称 输入电压 (V)   输出电压 (V)     最大输出电流 (mA) 特点
最小 最大 最小 标准 最大  
CXSD6118 2.5V 5.5V    可调     2000 PWM同步降压转换器:效率95%以上
CXSD6121 2.5V  5.5V   可调     2000 PWM同步降压转换器:效率95%以上
CXSD6119 2.5V 5.5V    可调   1000  PWM同步降压转换器:效率95%以上
CXSD6122 2.5V 5.5V     可调    800 PWM同步降压转换器:效率95%以上
CXSD6120 2.5V  5.5V 1.75    1.86   600 PWM同步降压转换器:效率95%以上
CXSD6115 2.5V  5.5V  1.75    1.86 600  PWM同步降压转换器:效率95%以上
CXSD6116 2.5V 5.5V    可调    600  PWM同步降压转换器:效率95%以上
CXSD6117 2.5V 5.5V    可调    600  PWM同步降压转换器:效率95%以上